CVE-2026-86872

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-86872
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-20 01:17:25 UTC
Updated2026-10-20 16:17:15 UTC
DescriptionA logic issue was addressed with improved state management. This issue is fixed in Safari 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to unexpected behavior.

Risk And Classification

Primary CVSS: v3.1 5.4 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

EPSS: 0.001620000 probability, percentile 0.050080000 (date 2026-10-20)

Problem Types: CWE-843 | Processing maliciously crafted web content may lead to unexpected behavior | CWE-843 CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple Safari affected 27 custom Not specified
CNA Apple VisionOS affected 27 custom Not specified
CNA Apple WatchOS affected 27 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/149038 [email protected] support.apple.com
support.apple.com/en-us/149037 [email protected] support.apple.com
support.apple.com/en-us/149039 [email protected] support.apple.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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